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/* Name: main.c
* Project: hid-mouse, a very simple HID example
* Author: Christian Starkjohann
* Creation Date: 2008-04-07
* Tabsize: 4
* Copyright: (c) 2008 by OBJECTIVE DEVELOPMENT Software GmbH
* License: GNU GPL v2 (see License.txt), GNU GPL v3 or proprietary (CommercialLicense.txt)
* This Revision: $Id: main.c 790 2010-05-30 21:00:26Z cs $
*/
#include <stdint.h>
#include <avr/interrupt.h>
#include <avr/wdt.h>
#include <avr/sleep.h>
#include <util/delay.h>
#include "usbdrv.h"
#include "oddebug.h"
#include "vusb.h"
#include "keyboard.h"
#include "host.h"
#include "timer.h"
#include "uart.h"
#include "debug.h"
#define UART_BAUD_RATE 115200
/* This is from main.c of USBaspLoader */
static void initForUsbConnectivity(void)
{
uint8_t i = 0;
usbInit();
/* enforce USB re-enumerate: */
usbDeviceDisconnect(); /* do this while interrupts are disabled */
while(--i){ /* fake USB disconnect for > 250 ms */
wdt_reset();
_delay_ms(1);
}
usbDeviceConnect();
sei();
}
int main(void)
{
bool suspended = false;
#if USB_COUNT_SOF
uint16_t last_timer = timer_read();
#endif
CLKPR = 0x80, CLKPR = 0;
#ifndef PS2_USE_USART
uart_init(UART_BAUD_RATE);
#endif
debug_enable = true;
print_enable = true;
debug("keyboard_init()\n");
keyboard_init();
host_set_driver(vusb_driver());
debug("initForUsbConnectivity()\n");
initForUsbConnectivity();
debug("main loop\n");
while (1) {
#if USB_COUNT_SOF
if (usbSofCount != 0) {
suspended = false;
usbSofCount = 0;
last_timer = timer_read();
} else {
// Suspend when no SOF in 3ms-10ms(7.1.7.4 Suspending of USB1.1)
if (timer_elapsed(last_timer) > 5) {
suspended = true;
/*
uart_putchar('S');
_delay_ms(1);
cli();
set_sleep_mode(SLEEP_MODE_PWR_DOWN);
sleep_enable();
sleep_bod_disable();
sei();
sleep_cpu();
sleep_disable();
_delay_ms(10);
uart_putchar('W');
*/
}
}
#endif
if (!suspended)
usbPoll();
keyboard_proc();
if (!suspended)
vusb_transfer_keyboard();
}
}
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